Math, asked by sharayu17, 1 year ago

prove-sinA/1+cos A+1+cos A/sinA=2 cosecA​

Answers

Answered by Anonymous
2

Step-by-step explanation:

sinA/1+cosA + 1+cosA/sinA

sin²A + (1+cosA)² / (1+cosA)sinA

sin²A+1+cos²A+2cosA/(1+cosA)sinA

2+2cosA / (1+cosA)sinA

2(1+cosA)/(1+cosA)sinA

2/sinA = 2cosecA

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